It is said that the early European playing-cards ______ for entertainment and education.

1. A.
   were being designed
2. B.
   have designed
3. C.
   have been designed
4. D.
   were designed

4.It is said that the early European playing-cards ____ for entertainment and education.

   A. were being designed  B. have designed

C. have been designed   D. were designed

4.It is said that the early European playing-cards ____ for entertainment and education.

    A. were being designed    B. have designed

C. have been designed     D. were designed

It is said that the early European playing-cards ______ for entertainment and education.

A. were designed    B. have designed    C. have been designed  D. were being designed

 It is said that the early European playing-cards          for entertainment and education.

A. were being designed                      B. have designed

C. have been designed                       D. were designed

It is said that the early European playing-cards ________ for entertainment and education.

A. were being designed　　 　　　　　 B. have designed

C. have been designed　　　　　 　　　　　 D. were designed

.It is said that the early European playing-cards ______for entertainment and education.

A. were being designed    B. have designed   C. have been designed  D. were designed